diff --git a/.github/actions/r_build/action.yml b/.github/actions/r_build/action.yml
index 3aea3d036..e970f2fdb 100644
--- a/.github/actions/r_build/action.yml
+++ b/.github/actions/r_build/action.yml
@@ -35,26 +35,11 @@ runs:
       with:
         r-version: ${{ matrix.R }}
         use-public-rspm: true
-    - name: Cache R packages download
-      id: cache-rlibs
-      uses: actions/cache@v3
-      with:
-        path: /usr/lib/R/site-library
-        key: r_build-rlibs
-#    - if: ${{ steps.cache-rlibs.outputs.cache-hit != 'true' }}
     - name: Install R dependencies
       shell: bash
       run: |
         cd R
         Rscript --vanilla install_deps.R
-#    - name: Install R dependencies
-#      uses: r-lib/actions/setup-r-dependencies@v2
-#      with:
-#        cache: true
-#        extra-packages: |
-#          any::pkgbuild
-#          any::roxygen2
-#          any::sparklyr
     - name: Generate R bindings
       shell: bash
       run: |
diff --git a/R/install_deps.R b/R/install_deps.R
index 8a473eb7c..d05207329 100644
--- a/R/install_deps.R
+++ b/R/install_deps.R
@@ -1,40 +1,5 @@
-# repos = c(
-#    "https://cran.ma.imperial.ac.uk" = "https://cran.ma.imperial.ac.uk"
-#   ,"https://www.stats.bris.ac.uk/R" = "https://www.stats.bris.ac.uk/R"
-#   ,"https://cran.rstudio.com/"  = "https://cran.rstudio.com/"
-# )
 options(repos = c(CRAN = "https://packagemanager.posit.co/cran/__linux__/focal/latest"))
-# CRAN = "https://packagemanager.posit.co/cran/__linux__/focal/latest"
-#
-# options(HTTPUserAgent = sprintf("R/%s R (%s)", getRversion(), paste(getRversion(), R.version["platform"], R.version["arch"], R.version["os"])))
-# options(download.file.extra = sprintf("--header \"User-Agent: R (%s)\"", paste(getRversion(), R.version["platform"], R.version["arch"], R.version["os"])))
-#
-# print(sprintf("R/%s R (%s)", getRversion(), paste(getRversion(), R.version["platform"], R.version["arch"], R.version["os"])))
 
-# mirror_is_up <- function(x){
-#   out <- tryCatch({
-#     available.packages(contrib.url(x))
-#   }
-#   ,error = function(cond){return(0)}
-#   ,warning = function(cond){return(0)}
-#   ,finally = function(cond){}
-#   )
-#   return(length(out))
-# }
-#
-# mirror_status = lapply(repos, mirror_is_up)
-# for(repo in names(mirror_status)){
-#   if (mirror_status[[repo]] > 1){
-#     repo <<- repo
-#     break
-#   }
-# }
-
-# .libPaths(c("/usr/lib/R/site-library", .libPaths()))
-
-# install.packages("pkgbuild", repos="https://packagemanager.posit.co/cran/__linux__/bullseye/latest")
-# install.packages("roxygen2", repos="https://packagemanager.posit.co/cran/__linux__/bullseye/latest")
-# install.packages("sparklyr", repos="https://packagemanager.posit.co/cran/__linux__/bullseye/latest")
 install.packages("pkgbuild")
 install.packages("roxygen2")
 install.packages("sparklyr")
\ No newline at end of file
diff --git a/R/sparkR-mosaic/tests.R b/R/sparkR-mosaic/tests.R
index 7cb4e9c50..f4071c3d2 100644
--- a/R/sparkR-mosaic/tests.R
+++ b/R/sparkR-mosaic/tests.R
@@ -1,5 +1,3 @@
-repo<-"https://cran.ma.imperial.ac.uk/"
-
 spark_location <- "/usr/spark-download/unzipped/spark-3.2.1-bin-hadoop2.7"
 Sys.setenv(SPARK_HOME = spark_location)
 library(SparkR, lib.loc = c(file.path(spark_location, "R", "lib")))